“贫血”可致全身组织“缺氧”任何原因引起的贫血都有其共同症状，大家比较熟悉的是较重的贫血，临床出现面色苍白，指甲苍白，但重要的是：全身组织因缺氧而发生变化。一般轻度贫血时对心脏影响不大，中度贫血可出现心跳加快，病人觉得心慌，心脏搏动增强，在心尖区可闻... “Anemia” can cause systemic “hypoxia” anemia caused by any cause has its common symptoms, we are more familiar with heavier anemia, clinical pale, nails pale, but it is important: the whole body due to anoxia Change. Generally mild anemia has little effect on the heart, moderate anemia can occur rapid heartbeat, the patient feels palpitation, increased heart beat, can be heard in the apex area ...